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Indicate the concentration of each of ion present in the solution formed by mixing
(a) 42.0 mL of 0.170 M NaOH and 37.6 mL of 0.400 M NaOH
(b) 44.0 mL of 0.100 M and Na2SO4 and 25.0 mL of 0.150 M KCL
(c) 3.60 g KCl in 75.0 mL of 0.250 M CaCL2 solution.
Assume that the volumes are addictive.
Write a balanced SN1 chemical equation between each alkyl halide and the best nucleophile in solution.
An organic compound has a molecular weight of 176.12 amu and was found to contain only three elements, C, H and O. When a 1.0000 g sample was completely combusted in air
determine all the octahedral and tetrahedral d-counts for which Jahn-Teller distortions are possible. Give examples of metals that might commonly exhibit these d-counts and geometries. Differentiate between low and high spin cases for octahedral g..
A bankrupt chemical firm has been taken over by new management. On the property they found a 20,000 m3 brine pond containing 25,000 mg/L of salt
Identify the Lewis acids in the following two equilbrium systems: System A: CO2 + H2O ? H2CO3 System B: Zn2+ + 6H2O ? Zn(H2O)62+ A. A: H2O; B: H2O B. A: CO2
A mixture consisting of 50 grams ethanol and 50 grams water is distilled using an efficient column. How much water will remain in the distillation flask the instant all of the azeotrope has distilled?
If 10 g of C react with 115 g of O2 according to the equation C + O2 → CO2, how many g of O2 will remain unreacted?
Ethyl chloride vapor decomposes by the first-order reaction C2H5Cl --> C2H4 + HCl The activation energy is 249 kJ/mol and the frequency factor is 1.6 X 10^14 s^-1 The rate constant at 730 K is 2.4 x 10^-4 s^-1. 1)
Ignoring any side reactions and assuming the reaction occurs completely, how large (in kg) an oxygen candle (KClO3) would be needed to supply 8 people with enough oxygen for 24 hours on a small submarine?
at a temperature of 520 degrees C, the equilibrium concentration of HI is 0.80 M, of H2 is 0.010 M, and of I2 is 0.010 M. What is the K for the reaction?
How do you determine the number of protons and neutrons in an atoms' nucleus and the number of electrons in its first and second shells?
calculate the final temperature of the water after all the ice melts. heat capacity of H2O: 37.7 J/mol*k heat capacity of H2O l: 75.3 J/mol*k enthalpy of fusion of H2O: 6.01 kJ/mol
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